How often is AA4440 on time?

Across 29 flights on BOS → BUF from 2026-05-21 to 2026-06-30, AA4440 arrived within 15 minutes of schedule 90% of the time. The median arrival delay was -27 min, and the worst 10% of flights arrived 0 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

Performance by month

Performance by day of week

Other routes

• AA4440 on BUF → BOS (29 flights)
• AA4440 on MIA → CHA (6 flights)
• AA4440 on EYW → LGA (44 flights)
• AA4440 on LGA → EYW (44 flights)
• AA4440 on EYW → PHL (30 flights)
• AA4440 on DCA → LGA (61 flights)
• AA4440 on DCA → MEM (45 flights)
• AA4440 on MEM → DCA (46 flights)
• AA4440 on JFK → CVG (1 flights)
• AA4440 on ATL → LGA (15 flights)
• AA4440 on LGA → ATL (15 flights)
• AA4440 on LIT → ORD (12 flights)
• AA4440 on ORD → LIT (12 flights)
• AA4440 on DCA → SDF (5 flights)
• AA4440 on SDF → DCA (5 flights)
• AA4440 on MYR → ORD (2 flights)
• AA4440 on ORD → MYR (2 flights)
• AA4440 on DSM → ORD (1 flights)
• AA4440 on MIA → BNA (5 flights)

Related

• All American Airlines flights on BOS → BUF
• Compare airlines on BOS → BUF
• American Airlines on the return, BUF → BOS